يعرض 161 - 180 نتائج من 234 نتيجة بحث عن '(((( 50 mean decrease ) OR ((( 5 ng decrease ) OR ( 10 nm decrease ))))) OR ( 50 n decrease ))*', وقت الاستعلام: 0.17s تنقيح النتائج
  1. 161
  2. 162

    Occurrence and removal characteristics of phthalate esters from bottled drinking water using silver modified roasted date pits حسب Alhaddad F.A.

    منشور في 2021
    "…The removal percentage was increased from 90 to 99% by increasing the temperature from 30 to 50��C and then decreased to 92.3% at 60��C. Conclusion: RODP was successfully used as an effective adsorbent for phthalate esters removal from drinking water. …"
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  3. 163
  4. 164

    Electrochemical oxidation of ammonia (NH4+/NH3) ON synthesized nickel-cobalt oxide catalyst حسب Almomani F.

    منشور في 2021
    "…The reported Pgen were 0.55, 0.85, 1.1 and 0.0.93 mW/cm2 for Ni–C, Co10/Ni–C, Co20/Ni–C and Co40/Ni–C. A concentration of Co higher than 40% decreased cell potential (Vcell) and reduced the percentage removal of ammonia (%REAmm). …"
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  5. 165
  6. 166
  7. 167
  8. 168
  9. 169

    Photocatalytic and Superhydrophilic TiO2-SiO2 Coatings on Marble for Self-Cleaning Applications حسب Sutar, Rajaram S.

    منشور في 2021
    "…The suspension of TiO2-SiO2 is prepared by adding 30–50 nm in size TiO2 particles in the sol–gel processed SiO2 solution. …"
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  10. 170

    Bromate reduction by ultraviolet light irradiation using medium pressure lamp حسب Bensalah, Nasr

    منشور في 2013
    "…A UV dose of 1000 mJ/cm2 was sufficient to reduce the bromate concentration to less than 10 μg/L within 10 min. The presence of dissolved organic carbon or carbonate/bicarbonate slowed the bromate reduction rate due to absorption of non-negligible fraction of UV light by these compounds. …"
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  11. 171

    Nitrogen Transformations as affected by some factors at cultivated soils in Saudi Arabia حسب Al Falih, Abdullah M. [عبد الله مساعد خلف الفالح]

    منشور في 2001
    "…Ammonium sulphate (5 mg N g-1 soil) was added and the soil samples were incubated at 25°C for 4 weeks. …"
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  12. 172

    Nitrogen Transformations As Affected By Some Factors at Cultivated Soils In Saudi Arabia حسب Al Falih, Abdullah M. [عبد الله مساعد خلف الفالح]

    منشور في 2000
    "…Ammonium sulphate (5 mg N g'' soil) was added and the soil samples were incubated at 25°C for 4 weeks. …"
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  13. 173
  14. 174
  15. 175

    Response of cauliflower (Brassica oleracea L.) to nitric oxide application under cadmium stress حسب Jing, Ma

    منشور في 2022
    "…Our results illustrated that the increasing levels of Cd in the sand, significantly (P < 0.05) decreased shoot length, root length, shoot fresh weight, root fresh weight, shoot dry weight, root dry weight, germination percentage, germination index, mean germination time, time to 50% germination, chlorophyll a, chlorophyll b, total chlorophyll and carotenoid contents in all genotypes of B. oleracea. …"
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  16. 176
  17. 177
  18. 178
  19. 179

    Environment Degradation and Economic Growth in the Qatar Economy: Evidence from a Markov Switching Equilibrium Correction Model حسب Charfeddine, Lanouar

    منشور في 2016
    "…From the economic perspective, this means that initially economic growth increases environment degradation and then declines it after a threshold point of income per capita. …"
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  20. 180